#include <iostream>

using namespace std;
int produce(int month) {
    if(month <= 2) {
	return 1;
    }
    return produce(month -1) + produce(month - 2);
}
int main(int argc, char* argv[]){
    int month = 12;
    int out = produce(month);
    cout << "count："<<out<< endl;
    printf("%d\n", out);
    return 0;
}